Updated the various APIs with the correct implementations

binding/Binding/SKCanvas.cs

@@ -178,6 +178,14 @@ namespace SkiaSharp
 			SkiaApi.sk_canvas_clip_path_with_operation (Handle, path.Handle, operation, antialias);
 		}
 
+		public void ClipRegion (SKRegion region, SKClipOperation operation = SKClipOperation.Intersect)
+		{
+			if (region == null)
+				throw new ArgumentNullException (nameof (region));
+
+			SkiaApi.sk_canvas_clip_region (Handle, region.Handle, operation);
+		}
+
 		public SKRect ClipBounds {
 			get {
 				var bounds = SKRect.Empty;

binding/Binding/SKRegion.cs

@@ -12,8 +12,6 @@
 //
 
 using System;
-using System.Collections.Generic;
-using System.Text;
 
 namespace SkiaSharp
 {
@@ -66,11 +64,11 @@ namespace SkiaSharp
 			return SkiaApi.sk_region_intersects(Handle, rect);
 		}
 
-		public bool Set(SKRegion region)
+		public bool SetRegion(SKRegion region)
 		{
 			if (region == null)
 				throw new ArgumentNullException (nameof (region));
-			return SkiaApi.sk_region_set(Handle, region.Handle);
+			return SkiaApi.sk_region_set_region(Handle, region.Handle);
 		}
 
 		public bool SetRect(SKRectI rect)

binding/Binding/SkiaApi.cs

@@ -133,10 +133,6 @@ namespace SkiaSharp
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		public extern static void sk_canvas_clip_rect(sk_canvas_t t, ref SKRect rect);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
-		public extern static void sk_canvas_clip_rect2(sk_canvas_t t, ref SKRect rect, SKRegionOperation op);
-		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
-		public extern static void sk_canvas_clip_region(sk_canvas_t t, sk_region_t region, SKRegionOperation op);
-		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		public extern static void sk_canvas_clip_path(sk_canvas_t t, sk_path_t p);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		public extern static void sk_canvas_draw_paint(sk_canvas_t t, sk_paint_t p);
@@ -202,6 +198,8 @@ namespace SkiaSharp
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		public extern static void sk_canvas_clip_path_with_operation(sk_canvas_t t, sk_path_t cpath, SKClipOperation op, bool doAA);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
+		public extern static void sk_canvas_clip_region(sk_canvas_t t, sk_region_t region, SKClipOperation op);
+		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		[return: MarshalAs(UnmanagedType.I1)]
 		public extern static bool sk_canvas_get_clip_device_bounds(sk_canvas_t t, ref SKRectI cbounds);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
@@ -1223,7 +1221,7 @@ namespace SkiaSharp
 		public extern static bool sk_region_intersects(sk_region_t r, SKRectI rect);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		[return: MarshalAs(UnmanagedType.I1)] 
-		public extern static bool sk_region_set(sk_region_t r, sk_region_t src);
+		public extern static bool sk_region_set_region(sk_region_t r, sk_region_t src);
 		[DllImport(SKIA, CallingConvention = CallingConvention.Cdecl)]
 		[return: MarshalAs(UnmanagedType.I1)] 
 		public extern static bool sk_region_set_rect(sk_region_t r, ref SKRectI rect);

docs/en/SkiaSharp/SKRegion.xml

@@ -255,9 +255,9 @@
         </remarks>
       </Docs>
     </Member>
-    <Member MemberName="Set">
-      <MemberSignature Language="C#" Value="public bool Set (SkiaSharp.SKRegion region);" />
-      <MemberSignature Language="ILAsm" Value=".method public hidebysig instance bool Set(class SkiaSharp.SKRegion region) cil managed" />
+    <Member MemberName="SetRegion">
+      <MemberSignature Language="C#" Value="public bool SetRegion (SkiaSharp.SKRegion region);" />
+      <MemberSignature Language="ILAsm" Value=".method public hidebysig instance bool SetRegion(class SkiaSharp.SKRegion region) cil managed" />
       <MemberType>Method</MemberType>
       <AssemblyInfo>
         <AssemblyVersion>1.55.0.0</AssemblyVersion>
@@ -270,7 +270,7 @@
       </Parameters>
       <Docs>
         <param name="region">The replacement region.</param>
-        <summary>Replace this region with the specified region.</summary>
+        <summary>Set this region to the specified region.</summary>
         <returns>Return true if the resulting region is non-empty.</returns>
         <remarks>
           <para></para>

externals/skia

@@ -1 +1 @@
-Subproject commit cf696ea4ec7eda974739ab78fee84075799773ef
+Subproject commit 80a01af1920b043aa654be8644591baeb8def7c0